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Choose up to three materials. Compare their properties, reference conditions and specification requirements side by side.

47 matching materials

Nickel AlloysUNS N10675View material details
Nickel AlloysUNS N10276View material details

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Compare Materials: Hastelloy B-3, Hastelloy C-276
MaterialHastelloy B-3N10675Hastelloy C-276N10276

Summary

Material familyNickel AlloysNickel Alloys
Grade / UNSN10675N10276
SummaryA nickel-molybdenum alloy for reducing acids, with improved thermal stability over B-2.A nickel-chromium-molybdenum alloy used in corrosive chemical environments.

Performance overview

Material focusReducing acids · thermal stabilityResistance in aggressive chemical media
Physical referenceNot documented in this reference
Density
8.89 g/cm³
Melting range
1325–1370 °C
Supplied technical reference · Scanned PDF page 11 · printed page 23
Chemical composition
Chemical composition

Selected nominal composition · wt.%

Ni
≥65
Mo
28.5
Cr
1.5
Fe
1.5
C
≤0.01
Haynes · B-3 · Nominal composition; Tensile Strength & Elongation · PDF page 11 ↗
Chemical composition

Composition limits · wt.%

Ni
Balance
Cr
14.5–16.5
Mo
15–17
Fe
4–7
W
3–4.5
Co
≤2.5
C
≤0.01
Mn
≤1.0
P
≤0.04
S
≤0.03
Si
≤0.08
V
≤0.35
Supplied technical reference · Scanned PDF page 6 · printed page 18

Mechanical properties

Reference conditions vary or are incomplete. Read the basis, condition and source for each column; these values do not establish a performance ranking or finished-fastener acceptance values.

Tensile strength862 MPa
Published reference sample
Mill-annealed product context
Room temperature
Haynes · B-3 · Nominal composition; Tensile Strength & Elongation · PDF page 11 ↗
792 MPa
Published reference sample
Mill annealed
Room temperature
Haynes · C-276 · Nominal Composition; Tensile Strength and Elongation; Resistance to Pitting and Crevice Corrosion ↗
0.2% yield strength421 MPa
Published reference sample
Mill-annealed product context
Room temperature
Haynes · B-3 · Nominal composition; Tensile Strength & Elongation · PDF page 11 ↗
356 MPa
Published reference sample
Mill annealed
Room temperature
Haynes · C-276 · Nominal Composition; Tensile Strength and Elongation; Resistance to Pitting and Crevice Corrosion ↗
Elongation53 %
Published reference sample
Mill-annealed product context
Room temperature
Haynes · B-3 · Nominal composition; Tensile Strength & Elongation · PDF page 11 ↗
61 %
Published reference sample
Mill annealed
Room temperature
Haynes · C-276 · Nominal Composition; Tensile Strength and Elongation; Resistance to Pitting and Crevice Corrosion ↗
Reference conditions
Data basis
Published reference sample
Condition
Mill-annealed product context
Sample form
Sheet
Sample size
3.2 mm thickness
Test temperature
Room temperature
Test method
Not documented in this reference
Test direction
Not documented in this reference
Elongation gauge length
Not documented in this reference
Data basis
Published reference sample
Condition
Mill annealed
Sample form
Sheet · 2 mm thickness
Sample size
0.078 in (2 mm) sheet
Test temperature
Room temperature
Test method
Not documented in this reference
Test direction
Not documented in this reference
Elongation gauge length
Not documented in this reference

Temperature & corrosion

Evaluate the medium, concentration, impurities, temperature and loading together. A melting point or oxidation reference is not a safe working-temperature limit.

Service conditions to reviewCheck oxidizing impurities and actual process conditions.Check the actual medium, concentration and temperature.
Temperature-dependent dataNot documented in this reference
  • Strength and elongation vs temperatureAnnealed material · supplied reference
View material details

Heat treatment

Delivery condition and heat-treatment requirements are agreed for the requested product form and order.

ConditionMill-annealed product contextMill annealed
Reference treatmentNot documented in this referenceMill-annealed wrought material context; no heat cycle is attached to this tensile row.Haynes · C-276 · Nominal Composition; Tensile Strength and Elongation; Resistance to Pitting and Crevice Corrosion ↗

Reference applications

Application examples provide context for review; suitability depends on the actual service conditions.

Reference applicationsReducing-acid reaction vesselsChemical-process equipment · heat exchangers

Standards & documentation

Confirm the edition, product form and condition. Material specifications do not establish finished-fastener compliance.

Material specifications by form
Sources
Sources
Sources

Documents for your enquiry

Every BYBOLT delivery includes an MTC / EN 10204 3.1 certificate, heat-number traceability and mechanical testing. Threaded products include sampled GO / NO-GO gauging. Test methods and acceptance criteria follow the agreed specification; PMI, third-party inspection and additional records are agreed separately at quotation.

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